WNiFe Counter Weight Tungsten Beads High Strength For Defense Industry

Brand Name:JINXING
Certification:ISO 9001
Model Number:90WNiFe Tungsten Alloy Beads
Minimum Order Quantity:10 kg
Delivery Time:15-20 days
Payment Terms:L/C, T/T, D/P, Western Union
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Good Quality High Density Tungsten Alloy Beads For Counterweight

Tungsten Alloy Beads with high density, high strength, high hardness alloy (commonly known as 3H) and good comprehensive performance, ductility, electrical conductivity, thermal conductivity and other excellent performance, in the domestic weapon manufacturing plays an important role, has been widely used in national defense industry, aerospace and civil industry (such as electric power industry and drilling). High specific gravity tungsten alloy material has become a kind of military and civil alloy material.


SPECIFICATION & CHEMICAL COMPOSITIONS (NOMINALS)

Chemical Composition90%W93%W95%W97%W
StateSinterVacuumForgeSinterVacuumForgeSinterVacuumSinterVacuum
Density
(g/cc)
16.85-17.2517.15-17.8517.75-18.3518.25- 18.85
Hardness
(HRC)
32 Max30 Max40 Min33 Max31 Max40 Min34 Max32 Max35 Max33 Max
Tensile Strength (Max)770 Min900 Min1400
Max
770 Min910 Min1440 Max735 Min920 Min700 Min850 Min
Yield Strength
(Mpa)
620 Min620 Min1280 Max650 Min650 Min1340 Max650 Min650 Min--
Elongation
(%)
5 Min15 Min5 Min5 Min12 Min3 Min3 Min12 Min2 Min6 Min

Tungsten Alloy Beads Picture


Introduction and Characteristics of Tungsten Alloy Beads

Tungsten heavy alloys contain 90% to 98% tungsten, which is responsible for their high density (16.5 to 19.00g/cc). Nickel, iron and/or copper are used as metal binder bases to hold fragile tungsten particles together, making tungsten alloys tough and easy to use. Nickel-iron is the most commonly used additive, with a ratio of 7Ni:3Fe or 8Ni:2Fe (weight ratio).


Common processes for preparing tungsten heavy alloys include mixing the desired amount of tungsten, iron, nickel or copper powder and then cold pressing and liquid phase sintering to almost full density. During the liquid phase treatment, the matrix tungsten alloy melts and some tungsten is brought into the solution to form a microstructure through which large tungsten particles (20-60μm) are dispersed in the matrix alloy.

Application of Tungsten Alloy Beads

Application in aviation industry

  • An important use of high specific gravity tungsten alloy is for the lifting control and rudder balance device of aircraft and helicopter, the control device of aircraft wing and rudder and the damping device of aircraft. It is used as static and dynamic balance weight and damping device of rotor blade on helicopter.
China WNiFe Counter Weight Tungsten Beads High Strength For Defense Industry supplier

WNiFe Counter Weight Tungsten Beads High Strength For Defense Industry

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